File Must Exist Job
The File Must Exist Job, checks for the existence of a specified file. If the file is there, the result is true; otherwise it's false.
e.g. If you wanted to make sure the file called, "somefile.txt" on the D drive, of the server FILESVR1, in the folder D:\Data\, existed, then you would do the following:
1) Make sure that there was a RoCKNet Agent installed and running on the server FILESVR1 (only required once per server).
2) Create a new, "File Must Exist" Job, within the RoCKNet Administrator, and assign it to the Agent FILESVR1 as shown below: